#menuppal {list-style-type:none; padding:0; margin:0 0 0 3px; float:left;}
#menuppal ul {list-style-type:none; padding:0; margin:0;}
#menuppal li {float:left; background:none; margin:0; border:0; width:133px; height:41px;}
#menuppal li.sub {background:none;}

/* for IE5.5 and IE6 only */

#menuppal li a {display:block; color:#000; height:41px; font-family:arial, sans-serif; font-size:11px; line-height:41px; width:133px; text-decoration:none; text-align:center;}
#menuppal li a table {position:absolute; left:0; top:-1px; border-collapse:collapse; width:0; height:0;}

#menuppal :hover {color:#fff; background:none; position:relative; background-position:0 -41px;}
#menuppal :hover > a {color:#fff; background-position:0 -41px;}

li.menuc, li.menuc a{height:20px;}

#menuppal li a{ background: transparent url(imagenes/fondo_nav.jpg) 0 0 no-repeat;}
#menuppal li li a {background: transparent url(imagenes/fondo_submenu.gif) 0 0 no-repeat;}
#menuppal li a:hover { background: transparent url(imagenes/fondo_nav.jpg) 0 -41px no-repeat;}
#menuppal li li a:hover { background: transparent url(imagenes/fondo_submenu.gif) 0 -41px no-repeat;}

#menuppal ul, 
#menuppal :hover ul ul,
#menuppal :hover ul :hover ul ul,
#menuppal :hover ul :hover ul ul.left {visibility:hidden; width:0; height:0; overflow:hidden;}

#menuppal :hover ul {visibility:visible; overflow:visible; position:absolute; height:auto; width:auto; left:-1px;top:41px; background:url(transparent.gif);} /* the background image is for IE7 */

#menuppal :hover ul :hover ul,
#menuppal :hover ul :hover ul :hover ul {visibility:visible; overflow:visible; height:auto; width:auto; padding:9px 3px; left:100px; top:0;}

#menuppal :hover ul :hover ul.left,
#menuppal :hover ul :hover ul :hover ul.left {visibility:visible; overflow:visible; height:auto; width:auto; padding:9px 3px; left:-106px; top:0;}